linux-kernel - Re: [PATCH v4 1/3] PCI: qcom: Use PCIE_SPEED2MBS

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Message-ID: <45982c83-07d5-4ffa-8f29-5e6a379b222c@linaro.org>
Date:   Fri, 6 Oct 2023 23:17:19 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        lpieralisi@...nel.org, kw@...ux.com
Cc:     andersson@...nel.org, bhelgaas@...gle.com,
        linux-arm-msm@...r.kernel.org, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, abel.vesa@...aro.org
Subject: Re: [PATCH v4 1/3] PCI: qcom: Use PCIE_SPEED2MBS_ENC() macro for
 encoding link speed

On 4.10.2023 18:44, Manivannan Sadhasivam wrote:
> Instead of hardcoding the link speed in MBps, use existing
> PCIE_SPEED2MBS_ENC() macro that does the encoding of the link speed for us.
> Also, let's Wrap it with QCOM_PCIE_LINK_SPEED_TO_BW() macro to do the
> conversion to ICC speed.
> 
> This eliminates the need for a switch case in qcom_pcie_icc_update() and
> also works for future Gen speeds without any code modifications.
> 
> Suggested-by: Bjorn Helgaas <bhelgaas@...gle.com>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Konrad